30results about "Clamped/spring connections" patented technology

A power adapter is provided that includes a base adapter configured to perform power conversion to supply power requirements of an electronic device from a power source. The power adapter converts the power signal from the power source into power signal compatible with the first electronic device. Input and output connectors provide coupling to the power source and electronic device, respectively. An accessory adapter can be provided and can be configured to be removably coupleable to the base adapter for modular operation. The accessory adapter can be configured to provide another power signal to power a second electronic device. Multiple accessory adapters can be added to provide power requirements for multiple devices. Security keys can be used to authenticate the power supply for security and verification purposes.

A coaxial cable connector includes a connector body, a contact chamber, a copper sleeve, and an observation window opening. A central contact bore is formed inside the observation window opening and an insulation layer is set between the central contact bore and the contact chamber. The central contact bore has a notch formed in a side thereof close to the copper sleeve to receive a core conductor of the coaxial cable to insert therein. The central contact bore also has a stop wall that prevents the core conductor from extending beyond the central contact bore. An insulation block covers the central contact bore, and a window opening bolt is set in engagement with and thus closes the observation window opening to force a projection of the insulation block to depress the core conductor to engage the central contact bore for electrical contact therebetween.

The invention discloses a line cleat of a distribution line, and belongs to the field of an electric network. The line cleat solves the technical problems that in the prior art, the line cleat of the distribution line is tedious to mount, and the electrical conductivity is poor. The line cleat disclosed by the invention comprises two casing pipes, wherein accommodating grooves are formed in the end surfaces of the casing pipes, the other ends of the casing pipes are connected through a connector, and a power supply line of the distribution line is mounted in the accommodating grooves. The line cleat disclosed by the invention is applied to butting of the power supply line in the electric network.

An improved method for bonding opposing parallel and perpendicular positioned electrically conductive frames or surfaces. An electrically conductive spring body formed and positioned in such a way as to provide opposing outward force to electrically adjoin the conductive frames or surfaces. The spring comprises outward facing surface penetrating contacts and surface retention springs that provide the electrical interface and positive capture of the spring to the conductive frames or surfaces. The spring can comprise a formed feature at the bottom tip of the device to capture a separate cable when the spring's tip is not being used for grounding to another surface.

A terminal block includes: a terminal body with a screw hole for a screw used to connect a wire; and a terminal holder that holds the terminal body and has a substrate facing portion placed facing a first surface of a substrate. The terminal block is attached to the substrate by soldering the terminal body to a conductive pattern of the substrate with the substrate facing portion facing the first surface. The terminal holder has the substrate facing portion at one end in a first direction that becomes parallel to the thickness of the substrate when the terminal block is attached to the substrate. A casing fixing portion equipped with an insertion portion, into which a fastener for fixing the terminal holder to a casing that houses the substrate is inserted, is provided at another end in the first direction of the terminal holder.

The invention relates to a grounding wire clamp, which solves the problem of unreasonable structure of the grounding wire clamp in the prior art. The invention provides a clamp for grounding wires. The connecting arm connects the movable clamping arm and the static clamping arm together. The end of the static clamping arm far away from the connecting arm is provided with a limiting body, which functions to limit the clamped body. The function of the position, the setting of the limit body makes it impossible for the clamped body to slide out of the clamping area formed between the movable clamp arm and the static clamp arm, and the position of the clamped body is reliable, so that the clamped body and the static clamp can be effectively guaranteed. The contact area of ​​the arm is conducive to the normal grounding of equipment or lines, and optimizes the performance of the grounding wire clamp. The side of the limiting body close to the clamped body is provided with a first buffer body, and the side of the connecting arm close to the clamped body is provided with a second buffer body. The first buffer body and the second buffer body play a buffer role. When clamping the clamped body, it can avoid the damage of the clamped body by the movable clamping arm or the static clamping arm, and optimize the use performance of the grounding wire clamp.

An auxiliary fitting jig used to fit connectors with each other includes displacement movement members movable to be displaced according to a rotational angle of a lever with respect to both side surfaces of a jig body having a connector reception chamber and connector engagement lock portions. The displacement movement members have deformation preventing portions configured to prevent bending deformation of the connector engagement lock portions and deformation allowing portions configure to allow the bending deformation of the connector engagement lock portions.

An electrical transmission line repair apparatus comprising a first end section, a second end section and a link member. The first and second end sections are spaced apart from each other and each configured to receive and releasably retain a conductor thereacross. The link member is positioned on one side of the first and second end sections, so that the first and second end sections can be coupled to a conductor on either side of a link member, suspension or other device from below, and without decoupling or de-energizing the transmission line. In addition, the installation of the same and the clamping can be achieved from below the conductor upon positioning. That is, the link member or members do not straddle the transmission line, requiring dismantling of the dead end configuration, or the disassembly of the link member from the first and second end section.

The invention discloses an improved type overhead line connecting fitting. The improved type overhead line connecting fitting comprises a base pipe, a core pipe, two pressure pawl assemblies and two planar nuts, wherein the inner circumferential wall of the base pipe is provided with crimping bosses, the pipe wall of the core pipe is provided with radial limiting slide holes, and the inner circumferential wall of the core pipe is provided with a blocking bench; each pressure pawl assembly comprises multiple pressure pawls; the two planar nuts are rotationally arranged in a pipe cavity of the core pipe, and the two planar nuts are separately arranged at the two sides of the blocking bench; each planar nut comprises a fastening portion and a planar thread portion adapted to each pressure pawl in the corresponding one pressure pawl assembly; the base pipe is provided with installation threaded openings radially penetrating the wall body of the base pipe; and the base pipe is provided with the installation threaded openings internally provided with temperature sensing devices. The improved type overhead line connecting fitting has an excellent anti-loosening effect.

Exemplary embodiments of the present invention are drawn to a method and apparatus for securing a segmented cable in manufacturing and for shipping and storage. In some embodiments, the apparatus comprises two or more fixtures, each comprising a plurality of locking receptacles along a body of each fixture, wherein each of the plurality of locking receptacles comprises a locking mechanism to secure a connector of a plurality of connectors on a power cable.

The invention discloses a power line connection protection structure, a gateway and a power line connection method for the gateway. The power line connection protection structure comprises a shell anda wiring board, wherein the wiring board is installed in the shell; the side wall of the shell is provided with a wiring hole used for inserting a wire in a position corresponding to the wiring board; a wiring installation opening is arranged in the position, corresponding to the wiring board, of the upper cover of the shell; a movable cover plate is arranged at the opening of the wiring installation opening; and the cover plate is connected to the shell through a connecting piece. The wiring board is installed inside the shell, and the corresponding installation opening is arranged in the shell, so that the safety of the gateway is improved.

The invention discloses a terminal block, which comprises a base and a connection terminal arranged on the base, wherein a bolt hole is arranged in the base; and at least one limiting groove or limiting bump is arranged at the bottom of the base. According to the terminal block, through the action of one bolt hole and at least one limiting groove or limiting bump, the base of the terminal block can be fixed and the stable and reliable fixing structure of the terminal block is ensured. Only one bolt hole is arranged in the terminal block, and one bolt hole only needs to be operated during installation and removal, so that the terminal block is simple in structure and convenient to install and remove, and meanwhile, the processing cost of the terminal block can be reduced through the arrangement of one bolt hole.

A securing device for a power supply adapter includes a first tube extending through a cap and having a cutout defined in two opposed sides of the first tube and a second tube extending from a bottom face of a plug to be rotatably received in and extended out of the first tube and having a stop axially formed on a free end of the second tube to correspond to and be received in the cutout when the second tube is received in the first tube and the stop abuts a bottom peripheral edge of the first tube when the second tube is rotated relative to the first tube such that engagement between the plug and the cap is secured.

The invention discloses a cable crimping device for electric power engineering, which comprises an upper shell and a lower shell, vertical plates are mounted on two sides of the lower shell, the tops of the two vertical plates are connected through a transverse plate frame, the upper shell is positioned between the two vertical plates, a crimping screw is screwed in the middle of the transverse plate frame, and the bottom end of the crimping screw is connected with the upper shell; two mutually independent clamping areas are formed between the upper shell and the lower shell, crimping conductors are installed in the upper shell and the lower shell, two parts of each crimping conductor are located in the two mutually independent clamping areas respectively, and pressing teeth are arranged on the end faces, facing the clamping areas, of the crimping conductors. The device is suitable for electric power engineering. According to the device, when two cables are connected, only the crimping screw needs to be rotated, the operation is convenient and rapid, and the bottom of the crimping screw in the device does not need to be inserted into the upper shell and the lower shell, so that rainwater can be prevented from infiltrating into the upper shell and the lower shell from threads of the crimping screw. And the safety of the device is improved.

The invention relates to a direct burial ground lug. The lug is preferably constructed of a phosphor bronze material. The block may have two through holes to install two conductors, rods, cables, and the like. Stainless steel threaded screws are used to hold the rod and ground conductor in a stable condition. The threaded screws insert into threaded holes positioned perpendicular to the through holes. The direct burial ground lug allows the ground rod and ground conductor to be connected for a continuous grounding system.

The invention relates to the technical field of electric power connection fittings, and especially relates to a portable wire clamp. The portable wire clamp comprises at least one pair of clamping cover plates, the clamping cover plates are rotationally connected through a rotating shaft, at least one end of each clamping cover plate is provided with a clamping groove used for clamping and fixing a wire, one end of each clamping cover plate is further connected through a fastener, and at least one end of the fastener is connected with a clamping structure; and the clamping structure comprises a handpiece, one end of the handpiece is rotationally connected to the fastener through a connecting pin shaft, the outer wall of the handpiece is suitable for being directly or indirectly connected with the clamping cover plate in an abutting mode, and the rotating center of the handpiece is eccentrically arranged relative to the appearance center of the handpiece. After the two electric wires are clamped and connected, the handpiece is rotated, so that the outer wall of the handpiece abuts against the clamping cover plate, and clamping and locking are achieved. Through arrangement of the handpiece, clamping installation or disassembly of the wire clamp can be directly realized manually, installation tools such as a wrench or a hydraulic clamp are not needed, and installation and disassembly are convenient and fast.

A wire joint protective device comprises a pedestal, clamping devices, a joint box and a compaction screw; four corners of the pedestal are provided with easy-to-mount mounting holes; the clamping device comprises an upper clamping member, a lower clamping member and a clamping screw; the lower clamping member is arranged above the pedestal, and the middle portion is provided with a lower groove;two ends of the upper clamping member are fixed above the lower clamping member through the clamping screw; the upper clamping member is provided with an upper groove matched with the lower groove; the joint box is arranged between the left and right clamping devices, and comprises an upper box, a lower box and the compaction screw; the center of the attaching surface between the upper and lower boxes is provided with a cylindrical joint groove; two ends of the joint groove are connected with a wire duct; the other end of the wire duct is connected with a line slot; the line slot, the wire duct and the joint groove are connected. A pressure plate is arranged in the joint groove of the upper box; the compaction screw is arranged above the pressure plate; the upper box is also provided witha compaction groove matched with the compaction screw.

The invention provides a contact strip. Every two contact strips form a static contact; a contact ring can be inserted between the two contact strips to connect a circuit; and the length of the two contact strips is different. Because the length of each contact strip of the invention is different, the contact strips form an asymmetrical contact strip structure. Kinematic pair abrasion between the contact ring and the contact strips can be effectively reduced through gradual rotation automatically generated after every motion of the contact ring. The contact strip provided by the invention can prolong the service life of the contact ring and the contact strip, improves the reliability under long-term using conditions, makes the reduction of material control cost possible because the selectable range of the materials of the contact ring and the contact strip is wide, and reduces maintenance workload of a user in application of products.